NORMAN, Okla. — The first hand drawn geologic map of Oklahoma, discovered by accident in 2014, will be on display soon in Norman. Oklahoma Geological Survey Geologist Brittany Pritchett and ...

Residents, including youths, brought rocks to the Tahlequah Public Library for experts and rock enthusiasts to identify and share information on the importance of geology. Representatives from Sam ...

A new federal map released Monday shows parts of Oklahoma are now as seismic as parts of California and Alaska, long the nation’s leaders in earthquakes, and for the first time includes man-made ...

ENID, Okla. — A preliminary fault map of Oklahoma, produced by Oklahoma Geological Survey in April, shows numerous faults across the state. Oklahoma faults — unlike those in California, which ...

Parts of Oklahoma and Texas have about the same risk of an earthquake as parts of California, the maps show. Why? Wastewater that oil and gas operations are pumping into wells adds pressure on faults.